I have no clue if UGent has a digital version of the closed calendar, but I took the liberty of posting my Goog calendar for when its closed; since I have it anyway.. Disclaimer: dont blame me if there’s a typo, use this at your own risk 😉
XML: https://www.google.com/calendar/feeds/u679418c6kfbtu38teakiqbt5o%40group.calendar.google.com/public/basic
ICAL: https://www.google.com/calendar/ical/u679418c6kfbtu38teakiqbt5o%40group.calendar.google.com/public/basic.ics
HTML: https://www.google.com/calendar/embed?src=u679418c6kfbtu38teakiqbt5o%40group.calendar.google.com&ctz=Europe/Brussels
CSV: UgentGesloten2012
A preview: